SIEMENS 3RU2126‑4CB0 SIRIUS Thermal Overload Relay 17–22A Class 10 NEW

Overview

This listing is for a NEW Siemens 3RU2126‑4CB0 thermal overload relay from the SIRIUS 3RU2 series. It is designed for motor overload and phase‑loss protection and features an adjustable current range of 17 to 22 amps, Class 10 tripping, and manual or automatic reset. This overload relay mounts directly to Siemens S0 contactors and is commonly used in industrial motor control and starter assemblies.